Fatal error on saving a magento product

[dev-venkatesh]

Try to create a simple product with add and remove "Tier Price". Then click on "Save". It is throwing "Fatal error".

Fatal error: Uncaught TypeError: Unsupported operand types: string * int in \src\app\code\core\Mage\Catalog\Model\Product\Attribute\Backend\Tierprice.php:54 Stack trace: #0 \src\app\code\core\Mage\Catalog\Model\Product\Attribute\Backend\Groupprice\Abstract.php(290): Mage_Catalog_Model_Product_Attribute_Backend_Tierprice->_getAdditionalUniqueFields(Array) #1 \src\app\code\core\Mage\Eav\Model\Entity\Abstract.php(640): Mage_Catalog_Model_Product_Attribute_Backend_Groupprice_Abstract->afterSave(Object(Mage_Catalog_Model_Product)) #2 \src\app\code\core\Mage\Eav\Model\Entity\Abstract.php(1640): Mage_Eav_Model_Entity_Abstract->walkAttributes('backend/afterSa...', Array) #3 \src\app\code\core\Mage\Catalog\Model\Resource\Product.php(181): Mage_Eav_Model_Entity_Abstract->_afterSave(Object(Mage_Catalog_Model_Product)) #4 \src\app\code\core\Mage\Eav\Model\Entity\Abstract.php(1092): Mage_Catalog_Model_Resource_Product->_afterSave(Object(Mage_Catalog_Model_Product)) #5 \src\app\code\core\Mage\Core\Model\Abstract.php(379): Mage_Eav_Model_Entity_Abstract->save(Object(Mage_Catalog_Model_Product)) #6 \src\app\code\core\Mage\Adminhtml\controllers\Catalog\ProductController.php(751): Mage_Core_Model_Abstract->save() #7 \src\app\code\core\Mage\Core\Controller\Varien\Action.php(421): Mage_Adminhtml_Catalog_ProductController->saveAction() #8 \src\app\code\core\Mage\Core\Controller\Varien\Router\Standard.php(255): Mage_Core_Controller_Varien_Action->dispatch('save') #9 \src\app\code\core\Mage\Core\Controller\Varien\Front.php(181): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http)) #10 \src\app\code\core\Mage\Core\Model\App.php(358): Mage_Core_Controller_Varien_Front->dispatch() #11 \src\app\Mage.php(740): Mage_Core_Model_App->run(Array) #12 \src\index.php(60): Mage::run('', 'store') #13 {main} thrown in \src\app\code\core\Mage\Catalog\Model\Product\Attribute\Backend\Tierprice.php on line 54

[fballiano]

openmage version? php version?

[dev-venkatesh]

PHP - 8.2.4
OpenMage - 20.2.0

[fballiano]

I could save a product with a tier price without the error

do you have developer mode on?

[dev-venkatesh]

Just add the tier price entries without filling any details and same spot just delete those and save the product. You will get the error.

[kiatng]

I can replicate the error

[07-Dec-2023 01:34:53 UTC] PHP Fatal error: Uncaught TypeError: Unsupported operand types: string * int in .../app/code/core/Mage/Catalog/Model/Product/Attribute/Backend/Tierprice.php:54

See https://onlinephp.io/c/9d8ff: